<?php
/**
 * Smarty Internal Plugin Function Call Handler
 *
 * @package Smarty
 * @subpackage PluginsInternal
 * @author Uwe Tews
 */

/**
 * This class does call function defined with the {function} tag
 */
class Smarty_Internal_Function_Call_Handler extends Smarty_Internal_Template {
	static function call($_name, $_template, $_params, $_hash, $_nocache) {
		if ($_nocache) {
			$_function = "smarty_template_function_{$_name}_nocache";
			$_template->smarty->template_functions [$_name] ['called_nocache'] = true;
		} else {
			$_function = "smarty_template_function_{$_hash}_{$_name}";
		}
		if (! is_callable ( $_function )) {
			$_code = "function {$_function}(\$_smarty_tpl,\$params) {
    \$saved_tpl_vars = \$_smarty_tpl->tpl_vars;
    foreach (\$_smarty_tpl->template_functions['{$_name}']['parameter'] as \$key => \$value) {\$_smarty_tpl->tpl_vars[\$key] = new Smarty_variable(\$value);};
    foreach (\$params as \$key => \$value) {\$_smarty_tpl->tpl_vars[\$key] = new Smarty_variable(\$value);}?>";
			if ($_nocache) {
				$_code .= preg_replace ( array ("!<\?php echo \\'/\*%%SmartyNocache:{$_template->smarty->template_functions[$_name]['nocache_hash']}%%\*/|/\*/%%SmartyNocache:{$_template->smarty->template_functions[$_name]['nocache_hash']}%%\*/\\';\?>!", "!\\\'!" ), array ('', "'" ), $_template->smarty->template_functions [$_name] ['compiled'] );
			} else {
				$_code .= preg_replace ( "/{$_template->smarty->template_functions[$_name]['nocache_hash']}/", $_template->properties ['nocache_hash'], $_template->smarty->template_functions [$_name] ['compiled'] );
			}
			$_code .= "<?php \$_smarty_tpl->tpl_vars = \$saved_tpl_vars;}";
			eval ( $_code );
		}
		$_function ( $_template, $_params );
	}
}

?>